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EP1766800A4 - Joint signal demodulation in a low and high data rate channel environment - Google Patents

Joint signal demodulation in a low and high data rate channel environment

Info

Publication number
EP1766800A4
EP1766800A4 EP05760523A EP05760523A EP1766800A4 EP 1766800 A4 EP1766800 A4 EP 1766800A4 EP 05760523 A EP05760523 A EP 05760523A EP 05760523 A EP05760523 A EP 05760523A EP 1766800 A4 EP1766800 A4 EP 1766800A4
Authority
EP
European Patent Office
Prior art keywords
low
data rate
high data
signal demodulation
channel environment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP05760523A
Other languages
German (de)
French (fr)
Other versions
EP1766800A2 (en
Inventor
Yogendra C Shah
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by InterDigital Technology Corp filed Critical InterDigital Technology Corp
Publication of EP1766800A2 publication Critical patent/EP1766800A2/en
Publication of EP1766800A4 publication Critical patent/EP1766800A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0262—Arrangements for detecting the data rate of an incoming signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71072—Successive interference cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
EP05760523A 2004-06-10 2005-06-09 Joint signal demodulation in a low and high data rate channel environment Withdrawn EP1766800A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US57871504P 2004-06-10 2004-06-10
PCT/US2005/020375 WO2005125024A2 (en) 2004-06-10 2005-06-09 Joint signal demodulation in a low and high data rate channel environment

Publications (2)

Publication Number Publication Date
EP1766800A2 EP1766800A2 (en) 2007-03-28
EP1766800A4 true EP1766800A4 (en) 2012-06-06

Family

ID=35510442

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05760523A Withdrawn EP1766800A4 (en) 2004-06-10 2005-06-09 Joint signal demodulation in a low and high data rate channel environment

Country Status (9)

Country Link
US (2) US7609790B2 (en)
EP (1) EP1766800A4 (en)
JP (1) JP4571978B2 (en)
KR (1) KR20070041644A (en)
CN (1) CN101390297A (en)
CA (1) CA2569629A1 (en)
MX (1) MXPA06014385A (en)
TW (2) TW200642305A (en)
WO (1) WO2005125024A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1994650B1 (en) 2006-02-28 2012-12-19 Rotani Inc. Methods and apparatus for overlapping mimo antenna physical sectors
US8755747B2 (en) 2006-10-31 2014-06-17 Qualcomm Incorporated Techniques to control transmit power for a shared antenna architecture
US8909165B2 (en) 2009-03-09 2014-12-09 Qualcomm Incorporated Isolation techniques for multiple co-located radio modules
US9693390B2 (en) 2009-06-01 2017-06-27 Qualcomm Incorporated Techniques to manage a mobile device based on network density
US20120177086A1 (en) * 2010-11-09 2012-07-12 Space Administration System And Apparatus Employing Programmable Transceivers
CN102790872B (en) 2011-05-20 2016-11-16 南京中兴软件有限责任公司 Method and system for realizing video conferencing
KR101830375B1 (en) 2011-06-07 2018-02-21 한국전자통신연구원 Device and Method for Receiver of Hybrid Signal
EP2862302B1 (en) 2012-06-14 2016-05-04 Telefonaktiebolaget LM Ericsson (publ) Interference cancellation in wireless networks
KR102042198B1 (en) 2013-02-20 2019-11-07 삼성전자주식회사 Apparatus and method for virtual receiver diversity in wireless communication system
US20150119043A1 (en) * 2013-10-31 2015-04-30 Qualcomm Incorporated Pruning target inter-radio access technology (irat) handover candidate cells
CN106464629B (en) * 2014-06-26 2020-03-10 华为技术有限公司 FBMC-based pilot frequency sending method, channel estimation method and related device
US10757712B2 (en) * 2016-02-22 2020-08-25 Microsoft Technology Licensing, Llc Restricted frequency band interference cancellation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0982875A2 (en) * 1998-08-21 2000-03-01 Lucent Technologies Inc. Methods and apparatus for reducing cochannel interference in a mixed-rate communication system
WO2003063375A1 (en) * 2002-01-25 2003-07-31 Kabushiki Kaisha Toshiba Rake receiver for cdma systems with space-time transmit diversity
EP1569355A2 (en) * 2004-02-27 2005-08-31 Kabushiki Kaisha Toshiba Interference cancellation in a CDMA receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11251959A (en) * 1998-03-05 1999-09-17 Fujitsu Ltd Interference canceller device and wireless communication device
JPH11275061A (en) * 1998-03-20 1999-10-08 Toshiba Corp Interference eliminating receiver
JP3543770B2 (en) 2001-02-20 2004-07-21 日本電気株式会社 MOBILE COMMUNICATION SYSTEM, MOBILE TERMINAL, TRANSMISSION DIVERSITY APPLICATION METHOD USED FOR THEM, AND PROGRAM THEREOF
JP4022106B2 (en) * 2002-06-28 2007-12-12 松下電器産業株式会社 Signaling method and base station apparatus
JP3811893B2 (en) * 2002-08-06 2006-08-23 富士通株式会社 Interference cancellation receiver

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0982875A2 (en) * 1998-08-21 2000-03-01 Lucent Technologies Inc. Methods and apparatus for reducing cochannel interference in a mixed-rate communication system
WO2003063375A1 (en) * 2002-01-25 2003-07-31 Kabushiki Kaisha Toshiba Rake receiver for cdma systems with space-time transmit diversity
EP1569355A2 (en) * 2004-02-27 2005-08-31 Kabushiki Kaisha Toshiba Interference cancellation in a CDMA receiver

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
RIZVI K A ET AL: "Common channel interference cancellation for a spread spectrum system", PROCEEDINGS / 2004 IEEE 59TH VEHICULAR TECHNOLOGY CONFERENCE, VTC 2004-SPRING : TOWARDS A GLOBAL WIRELESS WORLD ; 17 - 19 MAY 2004, MILAN, ITALY, IEEE OPERATIONS CENTER, PISCATAWAY, NJ, vol. 3, 17 May 2004 (2004-05-17), pages 1446 - 1450, XP010766381, ISBN: 978-0-7803-8255-8, DOI: 10.1109/VETECS.2004.1390492 *

Also Published As

Publication number Publication date
CN101390297A (en) 2009-03-18
US7609790B2 (en) 2009-10-27
TW200642305A (en) 2006-12-01
CA2569629A1 (en) 2005-12-29
TWI272780B (en) 2007-02-01
US20100040034A1 (en) 2010-02-18
KR20070041644A (en) 2007-04-18
WO2005125024A2 (en) 2005-12-29
JP4571978B2 (en) 2010-10-27
JP2008503190A (en) 2008-01-31
WO2005125024A3 (en) 2006-02-09
EP1766800A2 (en) 2007-03-28
TW200610285A (en) 2006-03-16
MXPA06014385A (en) 2007-02-19
US20050277400A1 (en) 2005-12-15

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20070110

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20120507

RIC1 Information provided on ipc code assigned before grant

Ipc: H04B 1/707 20110101AFI20120427BHEP

Ipc: H04L 25/02 20060101ALI20120427BHEP

17Q First examination report despatched

Effective date: 20121024

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: INTERDIGITAL TECHNOLOGY CORPORATION

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20160105